Rubidium $^{87}_{37}$ Rb Is a Naturally Occurring Isotope That Undergoes β^- Decay

question 1

Multiple Choice

Rubidium $^{87}_{37}$ Rb is a naturally occurring isotope that undergoes β^- decay. What isotope is the product of this decay?

• A) \(^{87}_{36}\) Kr
• B) \(^{87}_{38}\) Kr
• C) \(^{87}_{37}\)Rb
• D) \(^{87}_{36}\) Sr
• E) \(^{87}_{38}\)Sr

---

Definitions:

Consent Decrees

Legal agreements approved by a judge that settle a dispute without admitting guilt or wrongdoing, often used in antitrust or civil rights cases.

Antitrust Case

A legal case targeting at breaking up monopolies or preventing unfair business practices that restrict competition.

Microsoft

A multinational technology company known for producing software, consumer electronics, personal computers, and related services.

Antitrust Laws

Laws designed to promote fair competition for the benefit of consumers, by regulating anti-competitive practices and promoting market fairness.